13 0.4951171875 0.4990234375 0.9462890625 0.9970703125
13 0.3505859375 0.384765625 0.701171875 0.76953125
13 0.3017578125 0.2412109375 0.603515625 0.482421875
15 0.9453125 0.1318359375 0.1064453125 0.263671875